US Bridges

Nfa A675 over Weakley Creek

Fair

Bedford County, Tennessee · 2 M. Ne. Unionville. · Structure no. 020A6750001

Built
1950
75 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
2 main spans
Daily traffic
190
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A675 over Weakley Creek is a steel stringer/multi-beam or girder carrying Nfa A675 over Weakley Creek in Bedford County, Tennessee. It was built in 1950, so it is 75 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 190 vehicles a day, roughly 2% of them trucks, projected to reach 304 by 2041. The structure is 40 ft (12.2 m) long and 26 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesNfa A675
CrossesWeakley Creek
Location2 M. Ne. Unionville.
RouteCounty Highway 675
CountyBedford County
StateTennessee
Coordinates35.63473, -86.5507
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span19 ft (5.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2020)
Projected traffic304 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A675 over Weakley Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is Nfa A675 over Weakley Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does Nfa A675 over Weakley Creek carry?

About 190 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A675 over Weakley Creek?

The structure is 40 ft (12.2 m) long with a longest span of 19 ft (5.8 m) and a deck 26 ft wide.

Who owns Nfa A675 over Weakley Creek?

It is owned by the County Highway Agency.